Each element is identified by a one or 2 letter abridgment ex: C - carbon Trace elements- Exist in very(prenominal) minor(ip) amounts scarce ar essential Atoms: The building blocks of Elements Elements be made up of atoms Atoms- the smallest element of an element that has the characteristics of that element The structure of an atom- Each element has distinct characteristics Nucleus- burden of atom made of positively maneuverd particles (protons) and particles with no bear down (neutrons) Electron cloud- small particles with negative charge spin at high up travel rapidly almost the nucleus Electron efficiency aims- Each energy level has a check skill: first holds 2 e-, entropy holds 8 e-, and trinity holds 18 e- Isotopes of an Element- Isotopes- atoms of the same element that accept different poesy of neutrons ex: Carbon- 12, Carbon- 13, and Carbon- 14 Isotope nuclei are un abiding and break isolated releasing energy as they do Compounds & Bonding- Water is not an element, it is a compound Compound- a substance that is composed of atoms of two or to a greater extent different elements that are chemically combined Characteristics of a compound are different than those of the private elements How covalent bonds descriptor- Most matter is in the form of compounds Most elements are stable when their satellite energy levels are full, one way to take on the outer shell is to deal electrons Most compounds in organisms have covalent bonds Covalent bonds- the force that... If you want to cause a full essay, suppose it on our website: Orderessay
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